CVE Catalog

CVE-2003-0258

High
Published: Translated: NVD NIST

Summary

Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client versions 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port, allow remote attackers to access the private network without authentication.

Risk Assessment

Attackers can gain unauthorized access to network resources, potentially leading to data breaches or other serious security incidents.

Recommendation

It is recommended to disable IPSec over TCP on the concentrators and update the software to the latest version to minimize risk.

Related vulnerabilities

Original NVD description (English source)

Cisco VPN 3000 series concentrators and Cisco VPN 3002 Hardware Client 3.5.x through 4.0.REL, when enabling IPSec over TCP for a port on the concentrator, allow remote attackers to reach the private network without authentication.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS